945903693125 has 10 divisors (see below), whose sum is σ = 1182001255710. Its totient is φ = 756722954000.

The previous prime is 945903693109. The next prime is 945903693127. The reversal of 945903693125 is 521396309549.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 74813737441 + 871089955684 = 273521^2 + 933322^2 .

It is not a de Polignac number, because 945903693125 - 2⁴ = 945903693109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945903693127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 756722330 + ... + 756723579.

It is an arithmetic number, because the mean of its divisors is an integer number (118200125571).

Almost surely, 2^945903693125 is an apocalyptic number.

It is an amenable number.

945903693125 is a deficient number, since it is larger than the sum of its proper divisors (236097562585).

945903693125 is an equidigital number, since it uses as much as digits as its factorization.

945903693125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1513445929 (or 1513445914 counting only the distinct ones).

The product of its (nonzero) digits is 7873200, while the sum is 56.

The spelling of 945903693125 in words is "nine hundred forty-five billion, nine hundred three million, six hundred ninety-three thousand, one hundred twenty-five".